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Cook and Serve Made 5 enemies explode with the Radar Range in Burial at Sea - Episode 1.

Vincible Killed Crawmerax the Invincible

Up and Running Repaired the machine in Suchong's lab in Burial at Sea - Episode 2.

Snowball Effect Froze 2 enemies with the same Old Man Winter trap in Burial at Sea - Episode 1.

Trade Secret Trade In five items of the same quality to receive an item of the next-highest quality

Fully Equipped Purchased any two upgrades for Old Man Winter or Radar Range in Burial at Sea - Episode 1.

Mein Hair Delivered the hair sample in Burial at Sea - Episode 2.

Twofer Knocked out two or more enemies using the same Gas Bolt.

Wave and Smile Play any Arena in co-op.

Paid in Full Completed Burial at Sea - Episode 2.

Survivor Completed the game on Survival difficulty or higher.

Night Terrors Complete "Lost in Nightmares" on Professional.

Sith Lord Frenzy Get a Frenzy x12 bonus

Chamber Full of Death Kill 5+ Hybrids at once by using the HE .44 Magnum secondary fire

Sneaky Little Buggers Killed each of the loot midgets

Out of honey? Chew bees! Survive 5 waves using only your fists and legs.

Together is Better Play and complete an Online match with one or more Clubmates

New Profile Who This? Change your Player Banner, Avatar Border, and Player Title

Expert Creator Complete all levels in the Tutorials

Making Some Noise Gained five noisemakers through lockpicking.

Tag, You're It Kill 40 Bullseye tagged enemies

Perfect Boss Beat the first boss without dying.

Pushed Defeat 100 enemies with Force Push

C-Section Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

Think Fast Kill 30 Necromorphs with Kinesis objects

First Step Complete your first mission in Jimmy's Vendetta.

Got 'Em Destroy all Mr. Raccoons hidden in The Ghost Survivors mode.

Zookeeper Kill the Brawler in Haven without taking any damage

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

Raining Limbs Kill 25 Grims using only grenades

Never Saw It Coming While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.

A Short Introduction Begin a new hunt with Torvin.

Chain Reaction Damaged fifteen foes with an exploding enemy, using the Radar Range in Burial at Sea - Episode 1.

New Challenger Join and complete an Online Tournament match

Fighting Master Play 30 matches in Online Mode.

The Sampler Platter Kill a Necromorph with every Weapon in the game (single player only).

Lost Property No crimefighter should be without this

Another Day on the Job Complete the game on Survival difficulty.

Looking for trouble Survive 5 waves in each of the 4 Arenas.

BARF! Make 6 Wardens puke at the same time in the prison

People Person Play and complete 10 Online matches with one or more Clubmates

Dead Drop On three occasions, knocked out an enemy after silently dropping off a Freight Hook.

Death Incarnate Survive wave 30.

Confirmed Luddite Destroyed ten Turrets in Burial at Sea - Episode 1.

What Witness? Finish the Witness level in "Joe's Adventures."

Shoot the Messenger Defeat 3 Agitator Majini in one playthrough of "Desperate Escape."

Psycho Kill 10 enemies without losing your weapon.

Fancy Survive 10 consecutive waves using only custom weapons.

There's no "I" in Team Score at least 80,000 points in Team Survivors.

“The ‘I’ in Team” – Expert Rescued the Little Sister in “The ‘I’ in Team” in under 3:00